Home / 88,626.81-122,306.45-48,340.57

Finding the Fourth Proportional to 88,626.81, 122,306.45 and 48,340.57

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Solution

The fourth proportional to 88,626.81, 122,306.45 and 48,340.57 is: 66,710.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,626.81 : 122,306.45 = 48,340.57 : x
  2. Step 2: Convert to fraction form
    88,626.81/122,306.45 = 48,340.57/x
  3. Step 3: Cross multiply
    88,626.81x = 122,306.45 × 48,340.57
  4. Step 4: Simplify right side
    88,626.81x = 5,912,363,507.68
  5. Step 5: Solve for x
    x = 5,912,363,507.68/88,626.81
  6. Step 6: Final answer
    x = 66,710.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.